Bicycle frame



FIG. 1 is an isometric view of a bicycle frame constructed in accordance with certain aspects of the present disclosure, showing a first end of the bicycle frame;

FIG. 2 is an isometric view of the bicycle frame in FIG. 1, showing a second end of the bicycle frame;

FIG. 3 is a top planar view of the bicycle frame of FIG. 1;

FIG. 4 is a side elevation view of the bicycle frame of FIG. 1;

FIG. 5 is a bottom planar view of the bicycle frame of FIG. 1;

FIG. 6 is a front elevation view of the bicycle frame of FIG. 1; and,

FIG. 7 is a back elevation view of the bicycle frame of FIG. 1. 

The ornamental design for a bicycle frame, as shown. 